OpenAI: GPT-3.5 Turbo Instruct

Text input Text output
Author's Description

This model is a variant of GPT-3.5 Turbo tuned for instructional prompts and omitting chat-related optimizations. Training data: up to Sep 2021.

Key Specifications
Cost
$$$$
Context
4K
Parameters
175B
Released
Sep 27, 2023
Speed
Ability
Reliability
Supported Parameters

This model supports the following parameters:

Top Logprobs Stop Structured Outputs Logprobs Response Format Presence Penalty Logit Bias Seed Frequency Penalty Temperature Top P Max Tokens
Features

This model supports the following features:

Response Format Structured Outputs
Performance Summary

OpenAI's GPT-3.5 Turbo Instruct, created on September 27, 2023, and trained on data up to September 2021, consistently performs among the fastest models, ranking in the 82nd percentile across five benchmarks. It offers moderate pricing, placing in the 34th percentile. The model demonstrates exceptional reliability with a 99% success rate, indicating minimal technical failures. In terms of performance across benchmarks, GPT-3.5 Turbo Instruct shows strong capabilities in General Knowledge (93.5% accuracy) and Ethics (97.0% accuracy), though these accuracies place it in the 38th and 33rd percentiles respectively. Its Coding performance is fair at 71.0% accuracy (33rd percentile). A notable weakness is its Hallucinations benchmark, where it achieved only 60.0% accuracy (10th percentile), suggesting a tendency to not acknowledge uncertainty. Instruction Following also presents a challenge, with a 38.0% accuracy (36th percentile). While generally fast, its duration for benchmarks like General Knowledge and Ethics is in the 85th and 87th percentiles, respectively, indicating longer processing times for these tasks.

Model Pricing

Current Pricing

Feature Price (per 1M tokens)
Prompt $1.5
Completion $2

Price History

Available Endpoints
Provider Endpoint Name Context Length Pricing (Input) Pricing (Output)
OpenAI
OpenAI | openai/gpt-3.5-turbo-instruct 4K $1.5 / 1M tokens $2 / 1M tokens
Benchmark Results
Benchmark Category Reasoning Strategy Free Executions Accuracy Cost Duration
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